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Dial Z For Murder Stop the phone booth killer

Forensic Expert Collect enough evidence to locate the gun for hire

Contract Terminated Stop the contract operative

Mystery Stalker Reveal the mystery watcher

Serial Killer Track down the serial killer

Puzzler Rescue the third hostage from Riddler

Aggravated Assault Stop all assaults in Arkham City

Fully Loaded Collect all of Batman's gadgets and upgrades

Gotham Base Jumper Jump off the tallest building in Arkham City and glide for 1 minute without touching the ground.

Intellectual Rescue the fourth hostage from Riddler

Family Jewels Retrieve your stolen goods

Flawless Freeflow Fighter 2.0 Complete one combat challenge without taking damage (any character)

Brainteaser Rescue the fifth hostage from Riddler

Genius Rescue all the hostages from Riddler

Storyteller Have 12 murderous dates with Calendar Man

Bronze Revenge Obtain 24 medals on the original Arkham City ranked maps (as Batman)

Lost Property No crimefighter should be without this

Breaking and Entering Find a way into the secret base

How's It Hanging? Clean up the Dry Docks

Twice Nightly Complete New Game Plus

Silver Revenge Obtain 48 medals on the original Arkham City ranked maps (as Batman)

The Last Laugh The joke's on who?

Sphinx' Riddle Complete all 40 of the Catwoman Riddler grid items

Campaign Bronze Obtain 36 medals on the original Arkham City campaigns (as Batman)

Battering Ram Shield Bash 5 different thugs

Frequent Flyer Zip Kick 5 different thugs

Gold Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Batman)

Perfect Freeflow 2.0 Perform a perfect combo including all of Batman's combat moves (any play mode)

Campaign Silver Obtain 72 medals on the original Arkham City campaigns (as Batman)

Campaign Gold Obtain all 108 medals on the original Arkham City campaigns (as Batman)

Perfect Knight - Day 2 Complete every challenge in Arkham City - Main Story, Side Missions, Upgrades, Collectables, New Game Plus and Riddler's Revenge (as Batman)

Platinum Congratulations!

Bomb Squad Defuse all bombs in 3 minutes or less

A Few New Tricks Use 5 different Quickfire gadgets in one fight as Robin in Harley Quinn's Revenge

Snap To It Snap Flash an unarmed thug, an armed thug, an environmental object and a Titan

Party's Over Destroy all Harley Balloons

Feline Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Catwoman)

Campaign Kitty Obtain all 108 medals on the original Arkham City campaigns (as Catwoman)

Nightwing Revenge Obtain 78 medals on the original Arkham City and Nightwing Bundle Pack ranked maps (as Nightwing)

Robin Revenge Obtain 78 medals on the original Arkham City and Robin Bundle Pack ranked maps (as Robin)

Campaign Wonder Obtain 114 medals on the original Arkham City and Robin Bundle Pack campaigns (as Robin)

Campaign Nightwing Obtain 114 medals on the original Arkham City and Nightwing Bundle Pack campaigns (as Nightwing)